Decompose a figure to find Area
videos:

Area by decomposing the shape into rectangles

Area of a Triangle
videos:

How to Find the Area of a Triangle

Area of a Parallelogram
videos:

Area of a Parallelogram

Area of a Trapezoid by Decomposing
videos:

Area of a trapezoid by decomposition

Area of a Trapezoid using formula
videos:

Area of a Trapezoid: How Does the Formula Work?

How to find the Formula for the Area of a Trapezoid

Area of a trapezoid using the formula

3-D Figures and Nets
videos:

Drawing Nets and using Nets to Calculate Surface Area

Interactive Practice:

Cube Nets
3D Shapes & Nets - Prisms
3D Shapes & Nets - Pyramids



Surface Area of a 3-D Figure or Net
videos:

Surface Area of 3D Figure

Minecraft Math - Surface Area of Rectangular Prisms

Determining Surface Area with Unit Blocks

Interactive Practice:

Exploring Surface Area


Volume of a Rectangular Prism
videos:

Volume Song Video

Volume of Right Rectangular Prisms

Interactive Practice:

Exploring Volume

Circumference
vidoes:

How to find the Circumference of a Circle

Area of a Circle
videos:

Area of a Circle | MathHelp.com